17 ore 17 min, 26 gen 1897 anni - J.J. Thomson
Descrizione:
J.J. Thomson discovered electrons and noticed that and atom can be divided and concluded that atoms are made of positive cores and negatively charged particles within it. His discoveries have helped people today to have a better understanding of the atom and its generic makeup.Aggiunto al nastro di tempo:
Data:
17 ore 17 min, 26 gen 1897 anni
Adesso
~ 127 years ago
